-ol bbb bbe bbi bbl bbm bbo be- beb bee bei bel bem beo bi- bib bie bii bil bim bio blb ble bli bll blm blo bmb bme bmi bml bmm bmo bob boe boi bol bom boo ebb ebe ebi ebl ebm ebo eeb eee eel eem eeo eib eie eii eil eim eio elb ele eli ell elm elo em- emb eme emi eml emm emo eo- eob eoe eoi eol eom eoo ibb ibe ibi ibl ibm ibo ie- iee iei iel iem iib iie iii iil iim iio il- ilb ile ili ill ilm ilo im- imb ime imi iml imm imo io- iob ioe ioi iol iom ioo lbb lbe lbi lbl lbm lbo leb lee lei lel lem leo lib lie lii lil lim lio llb lle lli lll llm llo lmb lme lmi lml lmm lmo lob loe loi lol lom loo m-o mbb mbe mbi mbl mbm mbo meb mee mei mel mem meo mi- mib mie mii mil mim mio mlb mle mli mll mlm mlo mmb mme mmi mml mmm mmo mob moe moi mol mom moo o-i ob- obb obe obi obl obm obo oeb oee oei oel oem oeo oib oie oii oil oim oio olb ole oli oll olm olo om- omb ome omi oml omm omo oo- oob ooi ool oom ooo